British Lewis Hamilton speeds up his McLaren-Mercedes during a practice session for Sunday's Formula One Chinese Grand Prix at Shanghai International Circuit in Shanghai, China on Saturday, October 6, 2007. (AP Photo/Eugene Hoshiko)

British Lewis Hamilton speeds up his McLaren-Mercedes during a practice session for Sunday's Formula One Chinese Grand Prix at Shanghai International Circuit in Shanghai, China on Saturday, October 6, 2007. (AP Photo/Eugene Hoshiko)